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Finding the Fourth Proportional to 575,237.60, 862,856.39 and 175,878.37

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Solution

The fourth proportional to 575,237.60, 862,856.39 and 175,878.37 is: 263,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,237.60 : 862,856.39 = 175,878.37 : x
  2. Step 2: Convert to fraction form
    575,237.60/862,856.39 = 175,878.37/x
  3. Step 3: Cross multiply
    575,237.60x = 862,856.39 × 175,878.37
  4. Step 4: Simplify right side
    575,237.60x = 151,757,773,699.84
  5. Step 5: Solve for x
    x = 151,757,773,699.84/575,237.60
  6. Step 6: Final answer
    x = 263,817.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.